living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Thallobionta
         Division Eumycota see Kingdom Eumycota
           Subdivision Ascomycotina Ainsw. (1966) see Phylum Ascomycota Caval.-Sm. (1998)
             Class Plectomycetes Ainsw. (1966) see Class Ascomycetes G.Winter (1880)
               Order Microascales Luttr. ex Benny & Kimbr. (1980)
                 Family Microascaceae Luttr. ex Malloch (1970)
                   07 Genus Enterocarpus Locq.-Lin. (1977)
                   08 Genus Kernia Nieuwl. (1916)
                   09 Genus Lophotrichus R.K. Benj. (1949)
                   10 Genus Microascus Zukal (1885)
                   11 Genus Petriella Curzi (1930)
                   12 Genus Petriellidium Malloch (1970) see Genus Pseudallescheria Negr. & I. Fisch. (1944)
                   13 Genus Pithoascus Arx (1973)